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Neoteny in H. sapiens is explained by this theory as a result of relaxed sexual selection shifting human evolution into a less speciation-prone but more intraspecies adaptable strategy, decreasing sexual dimorphism and making adults assume a more juvenile form.
Both neoteny and progenesis result in paedomorphism [8] (as having the form typical of children) or paedomorphosis [9] (changing towards forms typical of children), a type of heterochrony. [10] It is the retention in adults of traits previously seen only in the young.
Mutation and selection. The concept of sexual selection was introduced by Charles Darwin as an element of his theory of natural selection, [1] Sexual selection is a biological way one sex chooses a mate for the best reproductive success.
The study analyzed data from nearly 10,000 people who were enrolled in a randomized clinical trial, looking into the impact of low-dose aspirin on reducing heart disease risk in Australian and ...
To look at the impact of levothyroxine use on a similar cohort of adults, in their latest research, the authors studied 32 males and 49 females who were aged 65 or over at the start of the study ...
Neoteny retards the development of the organism into an adult, and has been described as "eternal childhood". [24] In this form of heterochrony, the developmental stage of childhood is itself extended, and certain developmental processes that normally take place only during childhood (such as accelerated brain growth in humans [ 25 ] [ 26 ...
A recent study by the University of Southern California revealed that exposure to air pollution can harm children's learning and memory, the LA Post reports.. Ammonium nitrate, a specific ...
The Wechsler Test of Adult Reading (WTAR) is a neuropsychological assessment tool used to provide a measure of premorbid intelligence, the degree of Intellectual function prior to the onset of illness or disease. [1]